74 lines
2.5 KiB
JavaScript
74 lines
2.5 KiB
JavaScript
/*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU AFFERO General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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or see http://www.gnu.org/licenses/agpl.txt.
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*/
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// zoom control
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// [modified zoom control with ids, prevention of click propagation, show/hide with respect to main OSRM window]
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OSRM.Control = OSRM.Control || {};
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OSRM.Control.Zoom = L.Control.extend({
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options: {
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position: 'topleft'
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},
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onAdd: function (map) {
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// unique control
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if( document.getElementById('gui-control-zoom') )
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return document.getElementById('gui-control-zoom');
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// create wrapper
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var container = L.DomUtil.create('div', 'box-wrapper gui-control-wrapper');
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container.id = 'gui-control-zoom';
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L.DomEvent.disableClickPropagation(container);
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// create buttons
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this._createButton('gui-zoom-in', container, map.zoomIn, map, true);
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this._createButton('gui-zoom-out', container, map.zoomOut, map, true);
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return container;
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},
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_createButton: function (id, container, fn, context, isActive) {
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var inactive = (isActive == false) ? "-inactive" : "";
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var classNames = "box-content" + " " + "gui-control"+inactive + " " + id+inactive;
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var link = L.DomUtil.create('a', classNames, container);
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link.id = id;
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link.title = id;
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L.DomEvent
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.on(link, 'click', L.DomEvent.stopPropagation)
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.on(link, 'click', L.DomEvent.preventDefault)
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.on(link, 'click', fn, context)
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.on(link, 'dblclick', L.DomEvent.stopPropagation);
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return link;
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},
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hide: function() {
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var zoom_controls = document.getElementById("gui-control-zoom");
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if( zoom_controls )
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zoom_controls.style.visibility="hidden";
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},
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show: function() {
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var zoom_controls = document.getElementById("gui-control-zoom");
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if( zoom_controls ) {
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zoom_controls.style.top = "5px";
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zoom_controls.style.left = ( OSRM.G.main_handle.boxVisible() == true ? (OSRM.G.main_handle.boxWidth()+10) : "30") + "px";
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zoom_controls.style.visibility="visible";
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}
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}
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});
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